Fig 1.
System configuration of HEARTS.
Table 1.
Participants.
Fig 2.
Flowchart of the avatar’s motion in HEARTS, where Ti = 15 deg, Td = 700 mm, and Ta = 25 deg.
Fig 3.
Facial expressions of avatar.
Fig 4.
Gaze, speech scores displayed on HEARTS.
Fig 5.
Overview of experiment.
Fig 6.
Estimation of face-to-face distance and pose (angles).
Fig 7.
Jefferson Scale of Empathy scores before and after training sessions.
Fig 8.
Face detection rate.
Fig 9.
Face-to-face distance ([mm]).
Fig 10.
Occurrence rate of where face-to-face distance is less than 700 [mm].
Fig 11.
Face-to-face angle (yaw rotation [deg]).
Fig 12.
Occurrence rate of eye contact.
Fig 13.
Utterance.
Fig 14.
Correlation between the extraversion and occurrence rate of eye contact in the post-evaluation.
(a) Extraversion v.s Eye contact (All participants). (b) Extraversion v.s Eye contact (Doll group). (c) Extraversion v.s Eye contact (AR group).